﻿#region License

// Copyright (c) 2013, ClearCanvas Inc.
// All rights reserved.
// http://www.clearcanvas.ca
//
// This file is part of the ClearCanvas RIS/PACS open source project.
//
// The ClearCanvas RIS/PACS open source project is free software: you can
// redistribute it and/or modify it under the terms of the GNU General Public
// License as published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// The ClearCanvas RIS/PACS open source project is distributed in the hope that it
// will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
// Public License for more details.
//
// You should have received a copy of the GNU General Public License along with
// the ClearCanvas RIS/PACS open source project.  If not, see
// <http://www.gnu.org/licenses/>.

#endregion

using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using ClearCanvas.Common;
using ClearCanvas.Common.Utilities;

namespace ClearCanvas.ImageServer.Core.Events
{
	[AttributeUsage(AttributeTargets.Class, AllowMultiple = false, Inherited = false)]
	public class ImageServerEventAttribute : Attribute
	{
	}


	public static class ImageServerEventTypeProvider
	{
		private static readonly List<Type> KnownTypes = (from p in Platform.PluginManager.Plugins
														 from t in p.Assembly.Resolve().GetTypes()
														 let a = AttributeUtils.GetAttribute<ImageServerEventAttribute>(t)
														 where (a != null)
														 select t).ToList();

		public static IEnumerable<Type> GetKnownTypes(ICustomAttributeProvider ignored)
		{
			return KnownTypes;
		}

		public static Type[] GetTypeArray()
		{
			return KnownTypes.ToArray();
		}
	}
}
